The Cartridge,respirator,air Filteri, cataloged under National Stock Number 4240-01-071-0222, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Square D Co Monroe Plant. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-071-0222 |
| Primary Part Number | R53 |
| Item Name | Cartridge,respirator,air Filteri |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | Square D Co Monroe Plant |
| Status | ACTIVE |
| Hazard Protection Feature | DUST AND MIST |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4240-01-071-0222 is a Cartridge,respirator,air Filteri, manufactured by Square D Co Monroe Plant, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-071-0222 has 2 cross-referenced part numbers: R53 (Square D Co Monroe Plant), R53 (Aearo Company).
There are 7 known substitutes for 4240-01-071-0222: 3413-00-221-8714, 6610-00-652-8344, 6675-01-003-1109 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for R53: Hazard Protection Feature: DUST AND MIST. 1 total characteristics are documented in the Federal Logistics Information System.